Patent Assignment
Reel/Frame 015083/0292
Change of Name
Recorded: 2004-03-15
Pages: 3
Assignor
E-WITNESS INC.
Executed: 2003-12-15
Assignee
ECHOWORX CORPORATION
2950 KEELE STREET, UNIT C, TORONTO, ONTARIO, M3M 2H2, CANADA
Covered Properties
(3)
Method and System for Restricting Access to the Private Key of a User in a Public Key Infrastructure
Patent:
6,678,821 →
Application:
09/533,596 →
System, Method and Computer Product for Pki (Public Key Infrastructure) Enabled Data Transactions in Wireless Devices Connected to the Internet
System, method and computer product for delivery and receipt of S/MIME encrypted data
Application:
10/379,528 →
Publication:
US 2004/0019780
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 24, 2000
From: WAUGH, DONALD CRAIG; ROBERTS, MICHAEL ALBERT; ALIBHAI, RAHIM
To: E-WITNESS INC.
Reel/Frame 010997/0611 →
Assignment of Assignor's Interest
Jun 25, 2002
From: WAUGH, DONALD C.; ROBERTS, MICHAEL A.; ALIBHAI, RAHIM; LAI, QINSHENG
To: E-WITNESS INC.
Reel/Frame 013052/0570 →
Assignment of Assignor's Interest
Mar 6, 2003
From: WAUGH, DONALD C.; ROBERTS, MICHAEL A.; IVANOV, VIATCHESLAV
To: E-WITNESS INC.
Reel/Frame 013846/0280 →
Security Interest
Feb 2, 2018
From: ECHOWORX CORPORATION
To: ROYNAT CAPITAL INC.
Reel/Frame 044822/0972 →